Bosch error code
Bosch error 523003: Speed signal problem - check rim magnet
Medium severity Service soon
Can I ride home with this error?
Ride with caution. Assistance may be switched off, but Bosch says you can always keep pedalling without the motor.
What it means
The speed signal is not right and drive output is limited. Bosch points to the rim magnet first.
Likely causes
- Rim magnet loose or missing
Symptoms
- Code 523003
- Limited assistance
How to fix it
- Check the rim magnet is firmly attached to the valve.
- Switch the eBike system off, wait a few seconds, then switch it on again.
- If the code comes back, contact your Bosch eBike dealer.
How urgent is it?
Restart first; see a Bosch eBike dealer if it keeps coming back.
Applies to
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